Home / 3,211,655.30-4,432,077.51-1,853,528.30

Finding the Fourth Proportional to 3,211,655.30, 4,432,077.51 and 1,853,528.30

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Solution

The fourth proportional to 3,211,655.30, 4,432,077.51 and 1,853,528.30 is: 2,557,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,655.30 : 4,432,077.51 = 1,853,528.30 : x
  2. Step 2: Convert to fraction form
    3,211,655.30/4,432,077.51 = 1,853,528.30/x
  3. Step 3: Cross multiply
    3,211,655.30x = 4,432,077.51 × 1,853,528.30
  4. Step 4: Simplify right side
    3,211,655.30x = 8,214,981,092,578.53
  5. Step 5: Solve for x
    x = 8,214,981,092,578.53/3,211,655.30
  6. Step 6: Final answer
    x = 2,557,865.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.